Παραπομπή APA

O'brien, R., & Williams , M. (2004). Global political economy: Evolution and dynamics. Macmillian.

Παραπομπή Chicago Style

O'brien, Robert, και Marc Williams. Global Political Economy: Evolution and Dynamics. New York: Macmillian, 2004.

Παραπομπή MLA

O'brien, Robert, και Marc Williams. Global Political Economy: Evolution and Dynamics. Macmillian, 2004.